Home / 6,272.97-8,656.50-3,440.19

Finding the Fourth Proportional to 6,272.97, 8,656.50 and 3,440.19

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Solution

The fourth proportional to 6,272.97, 8,656.50 and 3,440.19 is: 4,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.97 : 8,656.50 = 3,440.19 : x
  2. Step 2: Convert to fraction form
    6,272.97/8,656.50 = 3,440.19/x
  3. Step 3: Cross multiply
    6,272.97x = 8,656.50 × 3,440.19
  4. Step 4: Simplify right side
    6,272.97x = 29,780,004.74
  5. Step 5: Solve for x
    x = 29,780,004.74/6,272.97
  6. Step 6: Final answer
    x = 4,747.35

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.